Home / 2,069,718.35-3,105,094.20-721,900.32

Finding the Fourth Proportional to 2,069,718.35, 3,105,094.20 and 721,900.32

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Solution

The fourth proportional to 2,069,718.35, 3,105,094.20 and 721,900.32 is: 1,083,030.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,069,718.35 : 3,105,094.20 = 721,900.32 : x
  2. Step 2: Convert to fraction form
    2,069,718.35/3,105,094.20 = 721,900.32/x
  3. Step 3: Cross multiply
    2,069,718.35x = 3,105,094.20 × 721,900.32
  4. Step 4: Simplify right side
    2,069,718.35x = 2,241,568,482,258.91
  5. Step 5: Solve for x
    x = 2,241,568,482,258.91/2,069,718.35
  6. Step 6: Final answer
    x = 1,083,030.69

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.